Răspunsuri

2014-02-18T18:15:58+02:00
Aria= baza*inaltimea/2=15 cm patrati=5 cm*baza/2
inmultim cu 2 si rezulta 30 cm patrati=5 cm*baza⇒ baza=6 cm
2014-02-18T18:22:50+02:00